add cisco_faults under l2network package.

diff --git a/quantum/plugins/cisco/common/cisco_faults.py b/quantum/plugins/cisco/common/cisco_faults.py
new file mode 100644 (file)
index 0000000..515d675
--- /dev/null
+++ b/quantum/plugins/cisco/common/cisco_faults.py
@@ -0,0 +1,148 @@
+"""
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+#
+# Copyright 2011 Cisco Systems, Inc.  All rights reserved.
+#
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+#
+# @author: Ying Liu, Cisco Systems, Inc.
+#
+"""
+import webob.dec
+
+from quantum.common import wsgi
+
+
+class Fault(webob.exc.HTTPException):
+    """Error codes for API faults"""
+
+    _fault_names = {
+            400: "malformedRequest",
+            401: "unauthorized",
+            421: "PortprofileInUse",
+            450: "PortprofileNotFound",
+            451: "CredentialNotFound",
+            452: "QoSNotFound",
+            453: "NovatenantNotFound",
+            470: "serviceUnavailable",
+            471: "pluginFault"}
+
+    def __init__(self, exception):
+        """Create a Fault for the given webob.exc.exception."""
+        self.wrapped_exc = exception
+
+    @webob.dec.wsgify(RequestClass=wsgi.Request)
+    def __call__(self, req):
+        """Generate a WSGI response based on the
+         exception passed to constructor."""
+        # Replace the body with fault details.
+        code = self.wrapped_exc.status_int
+        fault_name = self._fault_names.get(code, "quantumServiceFault")
+        fault_data = {
+            fault_name: {
+                'code': code,
+                'message': self.wrapped_exc.explanation}}
+        # 'code' is an attribute on the fault tag itself
+        content_type = req.best_match_content_type()
+        self.wrapped_exc.body = wsgi.Serializer().\
+        serialize(fault_data, content_type)
+        self.wrapped_exc.content_type = content_type
+        return self.wrapped_exc
+
+
+class PortprofileNotFound(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server did not find the Portprofile specified
+    in the HTTP request
+
+    code: 450, title: Portprofile not Found
+    """
+    code = 450
+    title = 'Portprofile Not Found'
+    explanation = ('Unable to find a Portprofile with' 
+                   + ' the specified identifier.')
+
+
+class PortNotFound(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server did not find the port specified
+    in the HTTP request for a given network
+
+    code: 430, title: Port not Found
+    """
+    code = 430
+    title = 'Port not Found'
+    explanation = ('Unable to find a port with the specified identifier.')
+    
+    
+class CredentialNotFound(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server did not find the Credential specified
+    in the HTTP request
+
+    code: 460, title: Credential not Found
+    """
+    code = 451
+    title = 'Credential Not Found'
+    explanation = ('Unable to find a Credential with' 
+                   + ' the specified identifier.')
+  
+    
+class QosNotFound(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server did not find the QoS specified
+    in the HTTP request
+
+    code: 480, title: QoS not Found
+    """
+    code = 452
+    title = 'QoS Not Found'
+    explanation = ('Unable to find a QoS with' 
+                   + ' the specified identifier.')
+  
+    
+class NovatenantNotFound(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server did not find the Novatenant specified
+    in the HTTP request
+
+    code: 480, title: Nova tenant not Found
+    """
+    code = 453
+    title = 'Nova tenant Not Found'
+    explanation = ('Unable to find a Novatenant with' 
+                   + ' the specified identifier.')
+
+
+class RequestedStateInvalid(webob.exc.HTTPClientError):
+    """
+    subclass of :class:`~HTTPClientError`
+
+    This indicates that the server could not update the port state to
+    to the request value
+
+    code: 431, title: Requested State Invalid
+    """
+    code = 431
+    title = 'Requested State Invalid'
+    explanation = ('Unable to update port state with specified value.')